Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 38 − 84 by rounding each number to the nearest 10: ______
- Estimate 68 + 47 by rounding each number to the nearest 10: ______
- Estimate 29 + 78 by rounding each number to the nearest 10: ______
- Estimate 80 − 25 by rounding each number to the nearest 10: ______
- Estimate 50 + 89 by rounding each number to the nearest 10: ______
- Estimate 46 − 26 by rounding each number to the nearest 10: ______
- Estimate 30 + 77 by rounding each number to the nearest 10: ______
- Estimate 34 + 76 by rounding each number to the nearest 10: ______
- Estimate 39 + 35 by rounding each number to the nearest 10: ______
- Estimate 66 − 87 by rounding each number to the nearest 10: ______
- Estimate 31 − 87 by rounding each number to the nearest 10: ______
- Estimate 66 + 63 by rounding each number to the nearest 10: ______
- Estimate 86 − 35 by rounding each number to the nearest 10: ______
- Estimate 30 + 57 by rounding each number to the nearest 10: ______
- Estimate 88 − 54 by rounding each number to the nearest 10: ______
- Estimate 89 − 66 by rounding each number to the nearest 10: ______
- Estimate 79 − 44 by rounding each number to the nearest 10: ______
- Estimate 76 − 88 by rounding each number to the nearest 10: ______
- Estimate 76 + 80 by rounding each number to the nearest 10: ______
- Estimate 31 − 88 by rounding each number to the nearest 10: ______