 Adding Tens and Ones Game | Time Machine | Mindly Games

# Miss Math's Time Machine | Adding Tens and Ones Game

Miss Math's Time Machine - Welcome to Miss Math's Time Machine! Embark on an exciting mathematical journey where you'll become a master of adding tens and ones. Miss Math needs your expertise to collect time tokens and power up her time machine, taking you on thrilling voyages through time. Get ready to enhance your math skills while having a blast!

## Common Core Standards

CCSS.MATH.CONTENT.K.NBT.A.1
Compose and decompose numbers from 11 to 19 into ten ones and some further ones, e.g., by using objects or drawings, and record each composition or decomposition by a drawing or equation (e.g., 18 = 10 + 8); understand that these numbers are composed of ten ones and one, two, three, four, five, six, seven, eight, or nine ones.

CCSS.MATH.CONTENT.1.NBT.C.4
Add within 100, including adding a two-digit number and a one-digit number, and 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. Understand that in adding two-digit numbers, one adds tens and tens, ones and ones; and sometimes it is necessary to compose a ten.

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