Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 35 + 48 by rounding each number to the nearest 10: ______
- Estimate 86 + 25 by rounding each number to the nearest 10: ______
- Estimate 24 − 47 by rounding each number to the nearest 10: ______
- Estimate 61 − 86 by rounding each number to the nearest 10: ______
- Estimate 77 + 34 by rounding each number to the nearest 10: ______
- Estimate 52 + 56 by rounding each number to the nearest 10: ______
- Estimate 86 + 54 by rounding each number to the nearest 10: ______
- Estimate 59 + 83 by rounding each number to the nearest 10: ______
- Estimate 70 + 55 by rounding each number to the nearest 10: ______
- Estimate 73 − 71 by rounding each number to the nearest 10: ______
- Estimate 82 − 32 by rounding each number to the nearest 10: ______
- Estimate 41 − 79 by rounding each number to the nearest 10: ______
- Estimate 54 − 30 by rounding each number to the nearest 10: ______
- Estimate 21 − 49 by rounding each number to the nearest 10: ______
- Estimate 52 − 72 by rounding each number to the nearest 10: ______
- Estimate 86 − 27 by rounding each number to the nearest 10: ______
- Estimate 83 − 72 by rounding each number to the nearest 10: ______
- Estimate 76 − 83 by rounding each number to the nearest 10: ______
- Estimate 66 − 80 by rounding each number to the nearest 10: ______
- Estimate 88 − 54 by rounding each number to the nearest 10: ______