Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 87 − 64 by rounding each number to the nearest 10: ______
- Estimate 22 + 56 by rounding each number to the nearest 10: ______
- Estimate 33 − 50 by rounding each number to the nearest 10: ______
- Estimate 37 + 60 by rounding each number to the nearest 10: ______
- Estimate 41 + 57 by rounding each number to the nearest 10: ______
- Estimate 43 + 68 by rounding each number to the nearest 10: ______
- Estimate 27 + 59 by rounding each number to the nearest 10: ______
- Estimate 40 − 33 by rounding each number to the nearest 10: ______
- Estimate 47 − 87 by rounding each number to the nearest 10: ______
- Estimate 65 + 53 by rounding each number to the nearest 10: ______
- Estimate 79 + 51 by rounding each number to the nearest 10: ______
- Estimate 87 + 76 by rounding each number to the nearest 10: ______
- Estimate 75 − 71 by rounding each number to the nearest 10: ______
- Estimate 84 + 45 by rounding each number to the nearest 10: ______
- Estimate 35 + 61 by rounding each number to the nearest 10: ______
- Estimate 58 + 55 by rounding each number to the nearest 10: ______
- Estimate 50 + 67 by rounding each number to the nearest 10: ______
- Estimate 83 + 25 by rounding each number to the nearest 10: ______
- Estimate 30 − 21 by rounding each number to the nearest 10: ______
- Estimate 55 + 21 by rounding each number to the nearest 10: ______