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1.NBT.C.4

Tap Hundreds

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Game Info for Teachers

COMBINED RATING

4.0 Stars

TEACHERS (18)

4.2

STUDENTS (2527)

3.8

LENGTH

10 Minutes

GRADES

1

CAPABILITIES

ES
Spanish Language Support
Text-to-Speech Support

Description

The cells in the lab have grown out of control! We need to make sure that they are contained before they destroy any lab equipment. To help us, we need you to convert and send us the correct amount of cells to store based on the number or equation shown! In this game by Zapzapmath, students will improve their counting and adding skills for numbers up to 100.

Vocabulary Words

hundreds
tens
ones
place value
digit

Instructions

Play through this interactive game to learn about Add within 100. Suitable for Grade 1.

Main Concepts

Add within 100, including adding a two-digit number and a one-digit number using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method and explain the reasoning used.
Understand that in adding two-digit numbers, one adds tens and tens, ones and ones; and sometimes it is necessary to compose a ten.
Add within 100, including adding a two-digit number and a multiple of 10 using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method and explain the reasoning used.

Discussion Questions

Before the Game

How many tens make up one hundred?

How many ones make up a group of ten?

What do you do when the numbers in the ones place value column add up to 10 or more?

When you're adding a multiple of 10 to a two digit number, does the value of the number in the one's place change?

After the Game

If you have the problem 28 + 30, could you count up by tens?

If you have the problem 29 + 6, could you count up by ones to get the sum?

Take 33 + 9; what is the total?

Why do we have to regroup if the numbers in the one place value column add up to ten or more?

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Game Details

Difficulty

Content Integration

Lexile Level

305