Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 66 − 61 by rounding each number to the nearest 10: ______
- Estimate 26 + 59 by rounding each number to the nearest 10: ______
- Estimate 35 − 36 by rounding each number to the nearest 10: ______
- Estimate 64 + 84 by rounding each number to the nearest 10: ______
- Estimate 35 − 40 by rounding each number to the nearest 10: ______
- Estimate 76 − 65 by rounding each number to the nearest 10: ______
- Estimate 37 + 50 by rounding each number to the nearest 10: ______
- Estimate 54 + 29 by rounding each number to the nearest 10: ______
- Estimate 74 + 88 by rounding each number to the nearest 10: ______
- Estimate 73 + 89 by rounding each number to the nearest 10: ______
- Estimate 34 + 48 by rounding each number to the nearest 10: ______
- Estimate 24 − 51 by rounding each number to the nearest 10: ______
- Estimate 67 + 84 by rounding each number to the nearest 10: ______
- Estimate 76 − 34 by rounding each number to the nearest 10: ______
- Estimate 42 + 45 by rounding each number to the nearest 10: ______
- Estimate 33 − 40 by rounding each number to the nearest 10: ______
- Estimate 77 + 41 by rounding each number to the nearest 10: ______
- Estimate 87 − 74 by rounding each number to the nearest 10: ______
- Estimate 67 − 89 by rounding each number to the nearest 10: ______
- Estimate 38 + 21 by rounding each number to the nearest 10: ______