Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 84 − 85 by rounding each number to the nearest 10: ______
- Estimate 51 + 70 by rounding each number to the nearest 10: ______
- Estimate 87 − 64 by rounding each number to the nearest 10: ______
- Estimate 75 + 37 by rounding each number to the nearest 10: ______
- Estimate 57 − 47 by rounding each number to the nearest 10: ______
- Estimate 65 − 56 by rounding each number to the nearest 10: ______
- Estimate 58 − 45 by rounding each number to the nearest 10: ______
- Estimate 73 + 82 by rounding each number to the nearest 10: ______
- Estimate 69 − 34 by rounding each number to the nearest 10: ______
- Estimate 57 + 31 by rounding each number to the nearest 10: ______
- Estimate 76 − 72 by rounding each number to the nearest 10: ______
- Estimate 30 − 66 by rounding each number to the nearest 10: ______
- Estimate 54 + 59 by rounding each number to the nearest 10: ______
- Estimate 53 − 63 by rounding each number to the nearest 10: ______
- Estimate 59 − 75 by rounding each number to the nearest 10: ______
- Estimate 43 − 71 by rounding each number to the nearest 10: ______
- Estimate 68 − 30 by rounding each number to the nearest 10: ______
- Estimate 62 + 23 by rounding each number to the nearest 10: ______
- Estimate 62 + 33 by rounding each number to the nearest 10: ______
- Estimate 49 − 42 by rounding each number to the nearest 10: ______