Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 28 − 60 by rounding each number to the nearest 10: ______
- Estimate 80 + 37 by rounding each number to the nearest 10: ______
- Estimate 30 + 35 by rounding each number to the nearest 10: ______
- Estimate 26 + 23 by rounding each number to the nearest 10: ______
- Estimate 44 + 83 by rounding each number to the nearest 10: ______
- Estimate 72 + 54 by rounding each number to the nearest 10: ______
- Estimate 47 + 74 by rounding each number to the nearest 10: ______
- Estimate 85 − 71 by rounding each number to the nearest 10: ______
- Estimate 32 + 62 by rounding each number to the nearest 10: ______
- Estimate 31 + 75 by rounding each number to the nearest 10: ______
- Estimate 68 − 49 by rounding each number to the nearest 10: ______
- Estimate 81 + 63 by rounding each number to the nearest 10: ______
- Estimate 70 − 66 by rounding each number to the nearest 10: ______
- Estimate 88 + 83 by rounding each number to the nearest 10: ______
- Estimate 33 − 37 by rounding each number to the nearest 10: ______
- Estimate 64 − 64 by rounding each number to the nearest 10: ______
- Estimate 46 − 30 by rounding each number to the nearest 10: ______
- Estimate 51 − 76 by rounding each number to the nearest 10: ______
- Estimate 53 − 64 by rounding each number to the nearest 10: ______
- Estimate 47 − 67 by rounding each number to the nearest 10: ______