Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 58 + 55 by rounding each number to the nearest 10: ______
- Estimate 86 − 44 by rounding each number to the nearest 10: ______
- Estimate 47 + 35 by rounding each number to the nearest 10: ______
- Estimate 75 + 33 by rounding each number to the nearest 10: ______
- Estimate 29 + 60 by rounding each number to the nearest 10: ______
- Estimate 88 − 41 by rounding each number to the nearest 10: ______
- Estimate 23 − 71 by rounding each number to the nearest 10: ______
- Estimate 28 + 72 by rounding each number to the nearest 10: ______
- Estimate 48 − 36 by rounding each number to the nearest 10: ______
- Estimate 83 + 46 by rounding each number to the nearest 10: ______
- Estimate 79 + 77 by rounding each number to the nearest 10: ______
- Estimate 89 + 57 by rounding each number to the nearest 10: ______
- Estimate 68 + 28 by rounding each number to the nearest 10: ______
- Estimate 42 + 59 by rounding each number to the nearest 10: ______
- Estimate 67 − 53 by rounding each number to the nearest 10: ______
- Estimate 89 + 44 by rounding each number to the nearest 10: ______
- Estimate 79 − 38 by rounding each number to the nearest 10: ______
- Estimate 55 − 37 by rounding each number to the nearest 10: ______
- Estimate 64 − 21 by rounding each number to the nearest 10: ______
- Estimate 52 + 36 by rounding each number to the nearest 10: ______