Find the sum: 1-1/8+1/8xx3/(16)-(1xx3xx5)/(8xx16xx24)+...
Find the value of (18^3+7^3+3xx18xx7xx25) /(3^6+6xx243xx2+15xx18xx4+20xx27xx8+15xx9xx16)
Find 8xx1769xx125
1+1/4 + (1xx3)/(4xx8) + (1xx3xx5)/(4xx8xx12) + "….." is equal to
Using the commutative and associative properties of whole numbers: Find the product I 25xx7654xx8 ii. 8xx2465xx625 iii. 45xx112
Simplify the following : (i) (-7)xx(-5)+6xx(-3)-(-9)xx8 (ii) (-6)xx(-11)xx0-5xx(-12)+(-16)xx4 .
Simplify: (i) (12^4xx9^3xx4)/(6^3xx8^2xx27) (ii) (25xx5^2xxt^8)/(10^3xxt^4) (iii) (3^5xx10^5xx25)/(5^7xx6^5)
Calculate the following a. (6.7 xx 10^(5)) xx (4.6 xx 10^(4)) b. (7.6 xx 10^(7)) xx (3.8 xx 10^(-4)) c. (6.8 xx 10^(-3)) xx (5.2 xx 10^(-4)) d. (6.7 xx 10^(5)) / (4.6 xx 10^(4)) e. (7.6 xx 10^(7)) / (3.8 xx 10^(-4)) f. (6.8 xx 10^(-3)) / (3.8 xx 10^(-4)) g. 7.65 xx 10^(2) + 2.72 xx 10^(3) h. 7.87 xx 10^(-4) - 2.61 xx 10^(-5)
Evaluate: (0.8 xx 0.8 xx 0.8 + 0.5 xx 0.5 xx 0.5)/(0.8 xx 0.8 - 0.8 xx 0.5 + 0.5 xx 0.5)
Write the numbers for the standard forms. a. 1.002xx10^(8) b. 8.5214xx10^(7)
