addition of numbers

find the missing numbers

1. 342 + 6*7 = 1023

H T U

3 4 2

+ 6 * 1

___________________

1 0 2 3

___________________

TH H T U

= 1 0 2 3

- 3 4 2

___________________

6 8 1 = 8

____________________

2. 4*17 + 851 = 4568

TH H T U

3 * 1 7

+ 8 5 1

___________________________________

4 5 6 8

____________________________________

TH H T U

= 4 5 6 8

- 8 5 1

_______________________

3 7 1 7 = 7

_______________________

back to the top

word problems in addition

1. Susan buys three red buttons and six pink

ribbons for her doll's dress. How many things does she buy?

solution:

red buttons= 3 ///

pink ribbons=6 //////

__

9

__

2. Ike shares beads among his friends. He gives fifty-four to Andy, three hundred and sixty-six to Sam, and one thousand four hundred and eighty-one to Chi. How many beads does he share altogether?

solution:

Andy = 5 4 //// ////// /

Sam = + 3 6 6 / ///// ////// ////////

Chi = + 1 4 8 1 // /// ////

______ /

1 9 0 1

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3. Sandra has toys and clothes in her chest. In the first top she has ninety-three red and pink dresses and sixty-seven socks. In the middle, she has eight dolls and forty-four teddy bears and at the bottom, she has twenty pairs of shoes. How many things in all have Sandra in her chest?

solution:

dresses 9 3 /// /////// //////// ////

socks + 6 7

dolls + 8 // ///////// ////// //// //

teddy bears + 4 4

shoes + 2 0

______

2 3 2

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