Converting fractions to decimalsHow to express a fraction as a decimalkhanacademyMath Video Arithmetric
Riaz A. Khan 1,*, Atef A. Abdel-Hafez 1, Marwa Abdel-Aziz 3, Eman Ahmed 4,5, Shymaa Enany 6, Sebaey Mahgoub 5,7, Osamah Al-Rugaie 8, Mansour Alsharidah 9, Mohamed S. A. Aly 10, Ahmed B. M. Mehany 11and Mostafa M. Hegazy ...
Sodium hydroxide, methanol, ethanol, petroleum ether, chloroform, acetone, and ethyl acetate are from Chongqing Chuandong Chemical (Group) Co. LTD (Chongqing, China), mass spectrometry grade acetonitrile, formic acid (Merck, Germany); standards (Manster, Chengdu, China); α-glucosidase, porcine pa...
↑ https://www.khanacademy.org/math/cc-fourth-grade-math/imp-fractions-2/imp-adding-and-subtracting-fractions-with-like-denominators/v/subtracting-fractions ↑ https://www.chilimath.com/lessons/introductory-algebra/adding-and-subtracting-fractions-with-same-or-like-denominator/ ↑ https://www....
Mixed numbers and improper fractionsConverting mixed numbers to improper fractions and improper fractions to mixed numberskhanacademyMath Video Arithmetric
Equivalent fractionsIntroduces the concept of equivalent fractionskhanacademy
Airborne particles in PM1, PM2.5, and PM10 size fractions were collected at the Northwest Institute of Eco-Environment and Resources (NIEER) (103.86° E, 36.05° N), Chinese Academy of Sciences (CAS), located in the Chengguan District of Lanzhou (Figure 1). The sampling site was affected ...
Analytical grade piperine and piperlongumine standards (≥97.0% purity) purchased from TCI Europe N.V. (Zwijndrecht, Belgium) were used as standard compounds. 4.4.2. Agar Disk Diffusion Method Gram-positive and Gram-negative bacteria representing potential human pathogenic bacteria were used to ...
Piper guineense is a food and medicinal plant commonly used to treat infectious diseases in West-African traditional medicine. In a bid to identify new antibacterial compounds due to bacterial resistance to antibiotics, twelve extracts of P. guineense fr