KA 3rd~ Addition, subtraction, estimation

What number makes this equation true?

（ ）−47=772

Which of the following is equal to 740+293

• 700+200+90+4+3

• 700+200+40+90+30

• 700+200+40+90+3

977

+ 19

（ ）

Which number line highlights all whole numbers that round to 800 if we are rounding to the nearest hundred?

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• 
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Frida used 168 beads to make a necklace. Then she made another necklace with the same number of beads.

How many beads did Frida use in all?

（ ） beads

Fill in the blank.

410−302 is the same as （ ）

- 300.

Fill in the blank.

29+24 is the same as

（ ）+23

Select 2 strategies that we can use to add 49 + 262

• Add 40+260+11

• Add 51+260

• Add 50+263

Estimat

185-98~

• 200

• 100

• 300

• 90

Subtract

968-76=