Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 24 + 28 by rounding each number to the nearest 10: ______
- Estimate 64 − 32 by rounding each number to the nearest 10: ______
- Estimate 47 + 40 by rounding each number to the nearest 10: ______
- Estimate 30 + 73 by rounding each number to the nearest 10: ______
- Estimate 31 − 69 by rounding each number to the nearest 10: ______
- Estimate 56 + 46 by rounding each number to the nearest 10: ______
- Estimate 56 + 72 by rounding each number to the nearest 10: ______
- Estimate 89 − 22 by rounding each number to the nearest 10: ______
- Estimate 66 + 36 by rounding each number to the nearest 10: ______
- Estimate 54 + 64 by rounding each number to the nearest 10: ______
- Estimate 82 + 37 by rounding each number to the nearest 10: ______
- Estimate 31 + 84 by rounding each number to the nearest 10: ______
- Estimate 56 − 33 by rounding each number to the nearest 10: ______
- Estimate 37 + 38 by rounding each number to the nearest 10: ______
- Estimate 71 − 43 by rounding each number to the nearest 10: ______
- Estimate 22 − 62 by rounding each number to the nearest 10: ______
- Estimate 83 − 46 by rounding each number to the nearest 10: ______
- Estimate 30 − 35 by rounding each number to the nearest 10: ______
- Estimate 63 − 21 by rounding each number to the nearest 10: ______
- Estimate 38 + 80 by rounding each number to the nearest 10: ______