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Addition within 1000

Grade Three · Lesson 12 · 3:43 · Animated lesson with English narration

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Problem a. two hundred and thirty-four. plus one hundred and twenty-five. Four plus five equals nine. thirty plus twenty equals fifty. two hundred plus one hundred equals three hundred.

three hundred and fifty-nine. Problem b. one hundred and forty-six. plus two hundred and thirty-two. Six plus two equals eight. forty plus thirty equals seventy.

one hundred plus two hundred equals three hundred. three hundred and seventy-eight. Problem c. three hundred and twenty-five. plus one hundred and sixty-four. Five plus four equals nine.

twenty plus sixty equals eighty. three hundred plus one hundred equals four hundred. four hundred and eighty-nine. Problem d. four hundred and seventy-one. plus two hundred and eighteen.

One plus eight equals nine. seventy plus ten equals eighty. four hundred plus two hundred equals six hundred. six hundred and eighty-nine. Problem e. five hundred and three.

plus two hundred and eighty-six. Three plus six equals nine. Zero plus eighty equals eighty. five hundred plus two hundred equals seven hundred. seven hundred and eighty-nine. Problem f.

six hundred and twenty-eight. plus three hundred and fifty-one. Eight plus one equals nine. twenty plus fifty equals seventy. six hundred plus three hundred equals nine hundred.

nine hundred and seventy-nine.

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