Adding Two Digit by Two Digit with Regrouping

solve: 34 + 21 =

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Omar charged his card with 33 AED to buy from the school cafeteria. His dad recharges his card with 24 AED more. How much money does Omar have in his card now?

______ is when you put ten ones into 1 ten

• regrouping

• adding

• subtracting

• counting

when we are adding 2-digit numbers, first we start by adding the ______

Solve 24 + 16 =

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Alma had 17 pencils. Her mom buys her a new pack of pencils. This pack has 24 pencils inside. How many pencils does Alma have now?

Don't forget the: number sentence, explanation, and unit

87+67=

• 168

• 134

• 190

• 154

74+47=

• 121

• 131

• 141

• 151

55+47=

• 99

• 102

• 98

• 97