Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 67 − 83 by rounding each number to the nearest 10: ______
- Estimate 26 + 30 by rounding each number to the nearest 10: ______
- Estimate 77 − 61 by rounding each number to the nearest 10: ______
- Estimate 28 − 64 by rounding each number to the nearest 10: ______
- Estimate 79 − 27 by rounding each number to the nearest 10: ______
- Estimate 46 + 87 by rounding each number to the nearest 10: ______
- Estimate 59 − 74 by rounding each number to the nearest 10: ______
- Estimate 69 − 64 by rounding each number to the nearest 10: ______
- Estimate 38 − 63 by rounding each number to the nearest 10: ______
- Estimate 49 − 89 by rounding each number to the nearest 10: ______
- Estimate 53 − 69 by rounding each number to the nearest 10: ______
- Estimate 83 + 22 by rounding each number to the nearest 10: ______
- Estimate 48 + 29 by rounding each number to the nearest 10: ______
- Estimate 62 − 42 by rounding each number to the nearest 10: ______
- Estimate 44 + 64 by rounding each number to the nearest 10: ______
- Estimate 72 − 21 by rounding each number to the nearest 10: ______
- Estimate 37 + 43 by rounding each number to the nearest 10: ______
- Estimate 43 + 83 by rounding each number to the nearest 10: ______
- Estimate 66 − 58 by rounding each number to the nearest 10: ______
- Estimate 35 − 89 by rounding each number to the nearest 10: ______