Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 48 − 66 by rounding each number to the nearest 10: ______
- Estimate 88 + 43 by rounding each number to the nearest 10: ______
- Estimate 37 − 72 by rounding each number to the nearest 10: ______
- Estimate 60 − 80 by rounding each number to the nearest 10: ______
- Estimate 21 + 22 by rounding each number to the nearest 10: ______
- Estimate 76 + 60 by rounding each number to the nearest 10: ______
- Estimate 54 + 36 by rounding each number to the nearest 10: ______
- Estimate 41 + 72 by rounding each number to the nearest 10: ______
- Estimate 26 − 43 by rounding each number to the nearest 10: ______
- Estimate 71 + 31 by rounding each number to the nearest 10: ______
- Estimate 68 + 74 by rounding each number to the nearest 10: ______
- Estimate 69 + 87 by rounding each number to the nearest 10: ______
- Estimate 70 − 41 by rounding each number to the nearest 10: ______
- Estimate 41 + 62 by rounding each number to the nearest 10: ______
- Estimate 69 − 33 by rounding each number to the nearest 10: ______
- Estimate 69 − 76 by rounding each number to the nearest 10: ______
- Estimate 42 + 59 by rounding each number to the nearest 10: ______
- Estimate 44 − 84 by rounding each number to the nearest 10: ______
- Estimate 72 + 80 by rounding each number to the nearest 10: ______
- Estimate 46 + 80 by rounding each number to the nearest 10: ______