Front-end estimation is when you round only the left-most digit in a number. For example, 85 – 44 becomes 90 – 40, making the problem much easier to solve! This worksheet gives your child lots of practice with front-end estimation, addition, and subtraction.
کاربرگ Practice Front-End Estimation
رایگان
سطح سختی
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متوسط |
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نوع فایل
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پی دی اف |
توضیحات
