Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 57 + 87 by rounding each number to the nearest 10: ______
- Estimate 38 + 33 by rounding each number to the nearest 10: ______
- Estimate 59 + 48 by rounding each number to the nearest 10: ______
- Estimate 62 + 32 by rounding each number to the nearest 10: ______
- Estimate 41 − 59 by rounding each number to the nearest 10: ______
- Estimate 48 − 82 by rounding each number to the nearest 10: ______
- Estimate 25 + 89 by rounding each number to the nearest 10: ______
- Estimate 57 + 47 by rounding each number to the nearest 10: ______
- Estimate 77 + 49 by rounding each number to the nearest 10: ______
- Estimate 30 + 52 by rounding each number to the nearest 10: ______
- Estimate 22 − 23 by rounding each number to the nearest 10: ______
- Estimate 81 − 73 by rounding each number to the nearest 10: ______
- Estimate 70 − 85 by rounding each number to the nearest 10: ______
- Estimate 71 + 75 by rounding each number to the nearest 10: ______
- Estimate 47 − 52 by rounding each number to the nearest 10: ______
- Estimate 44 − 85 by rounding each number to the nearest 10: ______
- Estimate 22 − 67 by rounding each number to the nearest 10: ______
- Estimate 34 + 27 by rounding each number to the nearest 10: ______
- Estimate 86 + 38 by rounding each number to the nearest 10: ______
- Estimate 43 + 85 by rounding each number to the nearest 10: ______